JPS629538B2 - - Google Patents
Info
- Publication number
- JPS629538B2 JPS629538B2 JP21489583A JP21489583A JPS629538B2 JP S629538 B2 JPS629538 B2 JP S629538B2 JP 21489583 A JP21489583 A JP 21489583A JP 21489583 A JP21489583 A JP 21489583A JP S629538 B2 JPS629538 B2 JP S629538B2
- Authority
- JP
- Japan
- Prior art keywords
- funnel
- core
- hollow mold
- preform
- mold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000013307 optical fiber Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 7
- 239000000156 glass melt Substances 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 2
- 238000000137 annealing Methods 0.000 claims 1
- 238000010583 slow cooling Methods 0.000 claims 1
- 238000005266 casting Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 238000005253 cladding Methods 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 229910001369 Brass Inorganic materials 0.000 description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 4
- 239000010951 brass Substances 0.000 description 4
- 239000005383 fluoride glass Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 229910016569 AlF 3 Inorganic materials 0.000 description 2
- 229910016036 BaF 2 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910005690 GdF 3 Inorganic materials 0.000 description 1
- 229910017855 NH 4 F Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010106 rotational casting Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/01265—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt
- C03B37/01268—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt by casting
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Melting And Manufacturing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21489583A JPS60108333A (ja) | 1983-11-15 | 1983-11-15 | 光フアイバ用プリフオ−ムの製造方法および装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21489583A JPS60108333A (ja) | 1983-11-15 | 1983-11-15 | 光フアイバ用プリフオ−ムの製造方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60108333A JPS60108333A (ja) | 1985-06-13 |
| JPS629538B2 true JPS629538B2 (enrdf_load_stackoverflow) | 1987-02-28 |
Family
ID=16663338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21489583A Granted JPS60108333A (ja) | 1983-11-15 | 1983-11-15 | 光フアイバ用プリフオ−ムの製造方法および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60108333A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116409922A (zh) * | 2023-03-06 | 2023-07-11 | 中国科学院上海光学精密机械研究所 | 一种氟基玻璃有源光纤预制棒的制备装置及方法 |
-
1983
- 1983-11-15 JP JP21489583A patent/JPS60108333A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60108333A (ja) | 1985-06-13 |
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